Kardashian's half-sister Kendall Jenner also celebrated the puppy's arrival, uploading her own picture and writing: "@khloekardashian and Lamar's new baby! weeee."

Jenner also uploaded a video in which she revealed that the dog is named after champion boxer Bernard Hopkins, adding: "But we call him B for short."

She went on: "Look at how cute he is with the little spotted nose!"

However, Kim Kardashian was shocked to learn about the new arrival, tweeting: "WHAT?!!!??? THEY GOT A BOXER??? AWWWW."

View all of today's best celebrity pictures:

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Matt Smith pulls his signature pose as he and Jenna-Louise Coleman attend a press screening of the brand new Doctor Who episode, 'The Bells of Saint John', which is set to be aired on Easter Sunday.
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